* {
    padding: 0;
    margin: 0;
    list-style: none;
}

body {
    width: 100%;
    height: 100%;
}

.show {
    position: relative;
    top: 200px;
    left: 0;
    right: 0;
    margin: auto;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    transition: .4s;
    border: 3px solid transparent;
    border-top-color: #d8b8b8;
    animation: move 3s infinite linear;
    z-index: 3;
}

.show::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    right: 3px;
    bottom: 3px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #e41d1d;
    animation: move 2s infinite linear;
}

.show::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #9988b3;
    animation: move 1s infinite linear;
}

.hide {
    display: none;
    width: 100%;
    height: 100%;
    position: relative;
}
video {
    position: absolute;
    opacity: .4;
}
.box {
    position: absolute;
    width: 100%;
    height: 100%;
}
.hide .box .picc {
    margin-left: 30px;
    width: 60px;
    height: 60px;
}
header {
    height: 100px;
    padding-top: 20px;
    box-sizing: border-box;
    border-bottom: 3px solid #ad0808;
    display: flex;
    align-items: center;
    font-size: 28px;
}

@keyframes move {
    form {
        transform: rotateZ(0deg);
    }

    to {
        transform: rotateZ(360deg);
    }
}

header img {
    width: 350px;
    height: 70px;
}

header span {
    margin-left: 30px;
}

.form {
    height: 400px;
    padding-top: 80px;
    box-sizing: border-box;
    color: rgb(0, 0, 0);
}

.form>p {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.form>p #tex {
    text-align: right;
    width: 150px;
}

.form>p>input {
    width: 150px;
}

.form>p:nth-child(5)>input {
    width: 45px;
    margin-right: 5px;
}

.form .create_code {
    font-family: Arial, 宋体;
    font-style: italic;
    color: green;
    padding: 2px 0;
    text-align: center;
    letter-spacing: 2px;
    font-weight: bolder;
    width: 50px !important;
    background: #badbe4 !important;
}

.form>p:nth-child(5)>input[type="button"] {
    border: none;
    background: rgb(213, 226, 253);
    width: 40px;
}

.form>p:nth-child(6) {
    width: 100%;
    display: flex;
}

.form>p:nth-child(6) span:nth-child(2n+1) {
    display: block;
    color: rgb(125, 181, 230);
}

.form>p:nth-child(6)>input {
    width: 15px;
    margin-right: 10px;
    margin-top: 4px;
}

.form>p:nth-child(6) {
    font-size: 14px;
}

.form>p:nth-child(7)>input {
    width: 80px;
    height: 25px;
    border: none;
    margin-right: 20px;
    background-color: rgb(158, 192, 221);
    cursor: pointer;
}

.form>p:nth-child(7)>input:first-child {
    margin-left: 70px;
}

.form>p>select {
    width: 150px;
    outline: none;
    border: none;
    background: rgb(206, 231, 245);
}

footer {
    text-align: center;
}

footer>p {
    color: #cf8686;
    margin-bottom: 20px;
}

footer>p>span {
    color: #000;
}

footer>span {
    color: #000;
    font-size: 12px;
}

#aims {
    position: absolute;
    display: none;
    width: 20px;
    z-index: 9;
}